High-elasticity steel rail fastener for urban rail transit elevated line

• Main Authors: ZHAI GAOFEI, WU YUANZHA, DENG WEI, YU CHENGKE
• Format: Patent
• Language: Chinese; English
• Published: 11.01.2022
• Subjects: BLASTING; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; ENGINEERING ELEMENTS AND UNITS; FIXED CONSTRUCTIONS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; LUBRICATING; MACHINES FOR MAKING RAILWAYS OF ALL KINDS; MECHANICAL ENGINEERING; PERMANENT WAY; PERMANENT-WAY TOOLS; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses an urban rail transit elevated line high-elasticity steel rail fastener which comprises a rail and is characterized in that elastic strips are arranged on the two sides of the bottom of the rail, gaskets are fixed to the upper portions of the elastic strips, fastening bolts are installed in the gaskets, the lower portions of the fastening bolts are in threaded connection with an installation plate, and the installation plate is in threaded connection with the upper portion of the rail. A damping block is arranged on the side face of the elastic strip, a sliding groove is formed in the lower side of the interior of the damping block, a sliding block is slidably connected to the interior of the sliding groove, a connecting cavity is formed in the tail end of the sliding groove, an oil injection cavity is connected to the upper portion of the connecting cavity, a first connecting rod is connected to the side face of the sliding block, and a piston is arranged in the oil injection cavi